Natureza dos espaços económicos.
Series: Estudos e divulgação técnica
Publisher: Secretaria de Estado da Agricultura, Direcção Geral dos Serviços Florestais e Aquícolas
Published: 1960
Place of publication: [Lisboa]
Language: spa
Number of pages: 26
Subjects: Generalized spaces.; Vector analysis.
Notes: Includes bibliography.